Writing Toni Impekoven Acting The Silent Guest Vohwinkel, Gerichtsrat 1945 Problematische Naturen 1913 Other Credits Der Haustyrann Screenplay 1959 Palace Scandal Theatre Play 1949 The Grouch Screenplay 1939 La Chanson du Souvenir Theatre Play 1937 The Court Concert Theatre Play 1936 The Scoundrel Theatre Play 1931 Agent-readable